# 6.13.0 May 25, 2023 ## **What's new** 💡 * PDF viewer has been enhanced with a page counter that updates accordingly. * We now support hierarchies of labels up to 10 levels in span labeling projects. * We now support sort and filter capability for Slider question type in the row labeling projects. * Now, you will be notified for the free trial period through our apps and email. * Now, you can easily access our documentation for the accepted format directly from the Project Creation Wizard page. * The labeling experience in the Bounding Box labeling project has been improved with a wider label box space for better text visibility. ## **Bug fixes** 🐞 * Fixed an issue that caused flickering tooltip for long labels in the label options menu. * Fixed an issue where the labeler mode screen does not load properly. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.datasaur.ai/compatibility-and-updates/release-notes/version-6/6.13.0.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.